Registration requirements and fees
Are there any registration requirements, or any fees/taxes payable?

Hungary
Registration Requirements
Prize promotions do not require any registration or permit in general. However, prize draws must be reported to the GSA for registration at least 10 days before publishing the prize draw.
Fees / Taxes Payable
There is a minor administrative fee for the registration of prize draws (approx. EUR 10 (approx. US$11). The organizer of the prize draw must also pay a so-called supervision fee, which is 0,001% of the value of the prize, but minimum of approx. EUR 15 (approx. US$17), maximum of approx. EUR 1,500 (approx. US$1,700).
The organizer of the prize promotion must pay personal income tax on the prize (if won by a private individual). If the prize is not taken up by the winner, the organizer must pay the value thereof as game tax.